added prescaler for 16 bit pwm in LPC1347 target
Fork of mbed-dev by
targets/cmsis/TARGET_Maxim/TARGET_MAX32610/cmsis_nvic.c@0:9b334a45a8ff, 2015-10-01 (annotated)
- Committer:
- bogdanm
- Date:
- Thu Oct 01 15:25:22 2015 +0300
- Revision:
- 0:9b334a45a8ff
- Child:
- 144:ef7eb2e8f9f7
Initial commit on mbed-dev
Replaces mbed-src (now inactive)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 0:9b334a45a8ff | 1 | /******************************************************************************* |
bogdanm | 0:9b334a45a8ff | 2 | * Copyright (C) 2015 Maxim Integrated Products, Inc., All Rights Reserved. |
bogdanm | 0:9b334a45a8ff | 3 | * |
bogdanm | 0:9b334a45a8ff | 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
bogdanm | 0:9b334a45a8ff | 5 | * copy of this software and associated documentation files (the "Software"), |
bogdanm | 0:9b334a45a8ff | 6 | * to deal in the Software without restriction, including without limitation |
bogdanm | 0:9b334a45a8ff | 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
bogdanm | 0:9b334a45a8ff | 8 | * and/or sell copies of the Software, and to permit persons to whom the |
bogdanm | 0:9b334a45a8ff | 9 | * Software is furnished to do so, subject to the following conditions: |
bogdanm | 0:9b334a45a8ff | 10 | * |
bogdanm | 0:9b334a45a8ff | 11 | * The above copyright notice and this permission notice shall be included |
bogdanm | 0:9b334a45a8ff | 12 | * in all copies or substantial portions of the Software. |
bogdanm | 0:9b334a45a8ff | 13 | * |
bogdanm | 0:9b334a45a8ff | 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
bogdanm | 0:9b334a45a8ff | 15 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
bogdanm | 0:9b334a45a8ff | 16 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
bogdanm | 0:9b334a45a8ff | 17 | * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES |
bogdanm | 0:9b334a45a8ff | 18 | * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
bogdanm | 0:9b334a45a8ff | 19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
bogdanm | 0:9b334a45a8ff | 20 | * OTHER DEALINGS IN THE SOFTWARE. |
bogdanm | 0:9b334a45a8ff | 21 | * |
bogdanm | 0:9b334a45a8ff | 22 | * Except as contained in this notice, the name of Maxim Integrated |
bogdanm | 0:9b334a45a8ff | 23 | * Products, Inc. shall not be used except as stated in the Maxim Integrated |
bogdanm | 0:9b334a45a8ff | 24 | * Products, Inc. Branding Policy. |
bogdanm | 0:9b334a45a8ff | 25 | * |
bogdanm | 0:9b334a45a8ff | 26 | * The mere transfer of this software does not imply any licenses |
bogdanm | 0:9b334a45a8ff | 27 | * of trade secrets, proprietary technology, copyrights, patents, |
bogdanm | 0:9b334a45a8ff | 28 | * trademarks, maskwork rights, or any other form of intellectual |
bogdanm | 0:9b334a45a8ff | 29 | * property whatsoever. Maxim Integrated Products, Inc. retains all |
bogdanm | 0:9b334a45a8ff | 30 | * ownership rights. |
bogdanm | 0:9b334a45a8ff | 31 | ******************************************************************************* |
bogdanm | 0:9b334a45a8ff | 32 | */ |
bogdanm | 0:9b334a45a8ff | 33 | |
bogdanm | 0:9b334a45a8ff | 34 | #include "cmsis_nvic.h" |
bogdanm | 0:9b334a45a8ff | 35 | |
bogdanm | 0:9b334a45a8ff | 36 | #if defined(TOOLCHAIN_GCC_ARM) || defined(TOOLCHAIN_ARM_STD) |
bogdanm | 0:9b334a45a8ff | 37 | __attribute__((aligned(256))) |
bogdanm | 0:9b334a45a8ff | 38 | #endif |
bogdanm | 0:9b334a45a8ff | 39 | #if defined(TOOLCHAIN_IAR) |
bogdanm | 0:9b334a45a8ff | 40 | #pragma data_alignment=256 |
bogdanm | 0:9b334a45a8ff | 41 | #endif |
bogdanm | 0:9b334a45a8ff | 42 | static void (*ramVectorTable[MXC_IRQ_COUNT])(void); |
bogdanm | 0:9b334a45a8ff | 43 | |
bogdanm | 0:9b334a45a8ff | 44 | void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) |
bogdanm | 0:9b334a45a8ff | 45 | { |
bogdanm | 0:9b334a45a8ff | 46 | uint32_t *vectors = (uint32_t*)SCB->VTOR; |
bogdanm | 0:9b334a45a8ff | 47 | uint32_t i; |
bogdanm | 0:9b334a45a8ff | 48 | |
bogdanm | 0:9b334a45a8ff | 49 | // Copy and switch to dynamic vectors if the first time called |
bogdanm | 0:9b334a45a8ff | 50 | if (SCB->VTOR != (uint32_t)ramVectorTable) { |
bogdanm | 0:9b334a45a8ff | 51 | uint32_t *old_vectors = (uint32_t*)SCB->VTOR; |
bogdanm | 0:9b334a45a8ff | 52 | vectors = (uint32_t*)ramVectorTable; |
bogdanm | 0:9b334a45a8ff | 53 | for (i = 0; i < NVIC_NUM_VECTORS; i++) { |
bogdanm | 0:9b334a45a8ff | 54 | vectors[i] = old_vectors[i]; |
bogdanm | 0:9b334a45a8ff | 55 | } |
bogdanm | 0:9b334a45a8ff | 56 | SCB->VTOR = (uint32_t)ramVectorTable; |
bogdanm | 0:9b334a45a8ff | 57 | } |
bogdanm | 0:9b334a45a8ff | 58 | vectors[IRQn + NVIC_USER_IRQ_OFFSET] = vector; |
bogdanm | 0:9b334a45a8ff | 59 | } |
bogdanm | 0:9b334a45a8ff | 60 | |
bogdanm | 0:9b334a45a8ff | 61 | uint32_t NVIC_GetVector(IRQn_Type IRQn) |
bogdanm | 0:9b334a45a8ff | 62 | { |
bogdanm | 0:9b334a45a8ff | 63 | uint32_t *vectors = (uint32_t*)SCB->VTOR; |
bogdanm | 0:9b334a45a8ff | 64 | return vectors[IRQn + NVIC_USER_IRQ_OFFSET]; |
bogdanm | 0:9b334a45a8ff | 65 | } |